Support arm for a sliding compound miter saw



FIG. 1 is a perspective view of the design for a support arm for a sliding compound miter saw according to the present invention;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a rear elevational view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

The broken line showing of is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for a support arm for sliding compound miter saw, as shown and described. 